doubango/trunk/tinySIP/ragel/tsip_parser_header_P_Associ...

215 lines
5.3 KiB
Ragel

/*
* Copyright (C) 2009 Mamadou Diop.
*
* Contact: Mamadou Diop <diopmamadou@yahoo.fr>
*
* This file is part of Open Source Doubango Framework.
*
* DOUBANGO is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* DOUBANGO is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with DOUBANGO.
*
*/
/**@file tsip_header_P_Associated_URI.c
* @brief SIP P-Associated-URI header as per RFC 3455.
*
* @author Mamadou Diop <diopmamadou(at)yahoo.fr>
*
* @date Created: Sat Nov 8 16:54:58 2009 mdiop
*/
#include "tinysip/headers/tsip_header_P_Associated_URI.h"
#include "tinysip/parsers/tsip_parser_uri.h"
#include "tsk_debug.h"
#include "tsk_memory.h"
#include "tsk_time.h"
#include <string.h>
/**@defgroup tsip_header_P_Associated_URI_group SIP P_Associated_URI header.
*/
/***********************************
* Ragel state machine.
*/
%%{
machine tsip_machine_parser_header_P_Associated_URI;
# Includes
include tsip_machine_utils "./tsip_machine_utils.rl";
action tag
{
tag_start = p;
}
action create_p_associated_uri
{
if(!curr_p_associated_uri)
{
curr_p_associated_uri = TSIP_HEADER_P_ASSOCIATED_URI_CREATE_NULL();
}
}
action parse_display_name
{
if(curr_p_associated_uri)
{
TSK_PARSER_SET_STRING(curr_p_associated_uri->display_name);
}
}
action parse_uri
{
if(curr_p_associated_uri && !curr_p_associated_uri->uri)
{
int len = (int)(p - tag_start);
curr_p_associated_uri->uri = tsip_uri_parse(tag_start, (size_t)len);
}
}
action parse_param
{
if(curr_p_associated_uri)
{
TSK_PARSER_ADD_PARAM(TSIP_HEADER_PARAMS(curr_p_associated_uri));
}
}
action add_p_associated_uri
{
if(curr_p_associated_uri)
{
tsk_list_push_back_data(hdr_p_associated_uris, ((void**) &curr_p_associated_uri));
}
}
action eob
{
}
URI = (scheme HCOLON any+)>tag %parse_uri;
display_name = (( token LWS )+ | quoted_string)>tag %parse_display_name;
my_name_addr = display_name? :>LAQUOT<: URI :>RAQUOT;
ai_param = (generic_param)>tag %parse_param;
p_aso_uri_spec = (my_name_addr ( SEMI ai_param )*) >create_p_associated_uri %add_p_associated_uri;
P_Associated_URI = "P-Associated-URI"i HCOLON p_aso_uri_spec ( COMMA p_aso_uri_spec )*;
# Entry point
main := P_Associated_URI :>CRLF @eob;
}%%
int tsip_header_P_Associated_URI_tostring(const void* header, tsk_buffer_t* output)
{
if(header)
{
const tsip_header_P_Associated_URI_t *P_Associated_URI = header;
int ret = 0;
if(P_Associated_URI->display_name){ /* Display Name */
tsk_buffer_appendEx(output, "\"%s\"", P_Associated_URI->display_name);
}
if(ret=tsip_uri_serialize(P_Associated_URI->uri, 1, 1, output)){ /* P_Associated_URI */
return ret;
}
return ret;
}
return -1;
}
tsip_header_P_Associated_URIs_L_t *tsip_header_P_Associated_URI_parse(const char *data, size_t size)
{
int cs = 0;
const char *p = data;
const char *pe = p + size;
const char *eof = pe;
tsip_header_P_Associated_URIs_L_t *hdr_p_associated_uris = TSK_LIST_CREATE();
const char *tag_start;
tsip_header_P_Associated_URI_t *curr_p_associated_uri = 0;
%%write data;
%%write init;
%%write exec;
if( cs < %%{ write first_final; }%% )
{
TSK_OBJECT_SAFE_FREE(curr_p_associated_uri);
TSK_OBJECT_SAFE_FREE(hdr_p_associated_uris);
}
return hdr_p_associated_uris;
}
//========================================================
// P_Associated_URI header object definition
//
/**@ingroup tsip_header_P_Associated_URI_group
*/
static void* tsip_header_P_Associated_URI_create(void *self, va_list * app)
{
tsip_header_P_Associated_URI_t *P_Associated_URI = self;
if(P_Associated_URI)
{
const tsip_uri_t* uri = va_arg(*app, const tsip_uri_t*);
TSIP_HEADER(P_Associated_URI)->type = tsip_htype_P_Associated_URI;
TSIP_HEADER(P_Associated_URI)->tostring = tsip_header_P_Associated_URI_tostring;
if(uri){
P_Associated_URI->uri = tsk_object_ref((void*)uri);
}
}
else
{
TSK_DEBUG_ERROR("Failed to create new P_Associated_URI header.");
}
return self;
}
/**@ingroup tsip_header_P_Associated_URI_group
*/
static void* tsip_header_P_Associated_URI_destroy(void *self)
{
tsip_header_P_Associated_URI_t *P_Associated_URI = self;
if(P_Associated_URI)
{
TSK_FREE(P_Associated_URI->display_name);
TSK_OBJECT_SAFE_FREE(P_Associated_URI->uri);
TSK_OBJECT_SAFE_FREE(TSIP_HEADER_PARAMS(P_Associated_URI));
}
else TSK_DEBUG_ERROR("Null P_Associated_URI header.");
return self;
}
static const tsk_object_def_t tsip_header_P_Associated_URI_def_s =
{
sizeof(tsip_header_P_Associated_URI_t),
tsip_header_P_Associated_URI_create,
tsip_header_P_Associated_URI_destroy,
0
};
const void *tsip_header_P_Associated_URI_def_t = &tsip_header_P_Associated_URI_def_s;